How to install APK / APKS / OBB file on Android
Hi, There you can download APK file "Protractor" for amazon Fire HD 8 (2016) free, apk file version is 13.0 to download to your amazon Fire HD 8 (2016) just click this button. It's easy and warranty. We provide only original apk files. If any of materials on this site violates your rights, report us
This app is a must-have item in your smart phone.
You can calculate level, slope, incline, gradient and angle.
It is easy to use.
After touching the screen you can measure the angle of the target.
Move to set red line to target.